Dictionary definition · understand
verb
- know and comprehend the nature or meaning of"She did not understand her husband"
- perceive (an idea or situation) mentally"Now I see!"
- make sense of a language"She understands French"
- believe to be the case"I understand you have no previous experience?"
- be understanding of"You don't need to explain — I understand!"
Source: Open English WordNet (CC BY 4.0).